看到电视上精彩的滑冰表演,恨不得自己也试试,可是没有冰场,没有滑冰技托怎么试呢?我们来做个滑水杯的实验,过过瘾吧。准备:一只玻璃杯,一块玻璃家长操作:首先,在平板玻璃上淋少量冷水,使玻面有一层薄薄的水层。让孩子把玻璃杯倒扣在玻面上,再轻轻地抬起玻面一端(抬高到4—10cm 止),看杯子有没有移动(让孩子回 See the wonderful ice skating performance on television, can not wait to try, but no ice rink, no skating how to try it? We have to do a water slide experiment, had fun. Preparation: A glass, a piece of glass Parental operation: First, pour a small amount of cold water over the flat glass to give the glass a thin layer of water. Have the child flip the glass down onto the glass surface and gently lift one end of the glass (up to 4-10 cm) to see if the glass has moved